Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9833544 | Biphasic collagen membrane or capsule for guided tissue regeneration | David T. Cheung, William Knox, Edwin C. Shors, Dennis Smiler | 2017-12-05 |
| 8353967 | Self-supporting collagen tunnel for guided tissue regeneration and method of using same | David T. Cheung, William Knox | 2013-01-15 |